The most common brands that offer these products include Joyo, Electro Harmonix, THD, Boss, Dunlop MXR, JHS Pedals, FraLab, Wren and Cuff, Wampler, Catalinbread, Fender, Maxon, J. Rockett Audio Design, Walrus Audio, Tone City, TC Electronic, Death By Audio, MOOER, EarthQuaker Devices, Dunlop, Suhr, Jackson Audio, Curasept, Lenor alebo One Control. All brands